   (init-state [_]
     (let [gen (IdGenerator.getInstance)
           columns [(->InboxColumnSource (.getNextUniqueId gen))
-                   (->FakeColumnSource (.getNextUniqueId gen))]]
-      {:columns (into {} (map (juxt :id identity))
+                   (->DocumentColumnSource (.getNextUniqueId gen) 1)
+                   (->DocumentColumnSource (.getNextUniqueId gen) 2)]]
+      {:columns (into {}
+                      (map (juxt :id identity))
                       columns)}))
   (will-mount [_]
     (api/fetch-inbox! state))

                            (handle-drop! (:id column)
                                          source-column
                                          page-ids)))}
     [:header (column-title column)]
     [:ul.pages
      (om/build-all inbox-column-page (column-pages column state)
                    {:opts {:page-click! (fn [click] 


(defrecord InboxColumnSource [id]
  ColumnSource
  (column-title [_ _]
    "Inbox")
  (column-pages [_ state]
    (get-in state [:inbox :pages]))
